1980 Sc 4991 Discus Scott B98

1980. Discus.
Catalogs: Scott B98, Standard Collection 4991, Michel 4933, Yt 4676.
Issued on: March 12, 1980.
Perforation: comb 12¼ x 12.
Printing: Offset lithography.
Size: 42 x 30 mm.
Colors: Multicolor.
Face value: 6+3 Russian kopek.
Quantity: 6,000,000.